TU

Takashi Ubayama

Yamaha: 2 patents #899 of 2,001Top 45%
NS Nippon Gakki Seizo: 1 patents #163 of 332Top 50%
Overall (All Time): #1,588,723 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7254644 Communication method and system for transmission and reception of packets collecting sporadically input data Takashi Norimatsu, Koichi Kaneko, Akiho Tamura 2007-08-07
5025173 EFM-signal comparator Eiichi Suzuki, Morito Morishima 1991-06-18
4402245 Electronic musical instrument with special tone generator Akiyoshi Oya, Hideo Suzuki 1983-09-06